arit arit
  • 13-09-2017
  • Mathematics
contestada

for what value of a does 9= (1/27)^a+3?

Respuesta :

mergl
mergl mergl
  • 17-09-2017
9=(1/27)^(a+3)
3^(2)=(3^(-3))^(a+3)
2=-3(a+3)
2=-3a-9
2+9=-3a
11/-3=a
a=-11/3
Answer Link
nbir nbir
  • 07-03-2021

Answer:

D) 11/3

Step-by-step explanation:

took test

Answer Link

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